39900056

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 89856000

約数和(自身を除く): 49955944

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 79, 116, 158, 203, 232, 311, 316, 406, 553, 622, 632, 812, 1106, 1244, 1624, 2177, 2212, 2291, 2488, 4354, 4424, 4582, 8708, 9019, 9164, 16037, 17416, 18038, 18328, 24569, 32074, 36076, 49138, 63133, 64148, 72152, 98276, 126266, 128296, 171983, 196552, 252532, 343966, 505064, 687932, 712501, 1375864, 1425002, 2850004, 4987507, 5700008, 9975014, 19950028, 39900056]

約数ペア:

[(1, 39900056), (2, 19950028), (4, 9975014), (7, 5700008), (8, 4987507), (14, 2850004), (28, 1425002), (29, 1375864), (56, 712501), (58, 687932), (79, 505064), (116, 343966), (158, 252532), (203, 196552), (232, 171983), (311, 128296), (316, 126266), (406, 98276), (553, 72152), (622, 64148), (632, 63133), (812, 49138), (1106, 36076), (1244, 32074), (1624, 24569), (2177, 18328), (2212, 18038), (2291, 17416), (2488, 16037), (4354, 9164), (4424, 9019), (4582, 8708)]